Home / 1,643,608,545.51-2,465,378,277.18-400,045,947.24

Finding the Fourth Proportional to 1,643,608,545.51, 2,465,378,277.18 and 400,045,947.24

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Solution

The fourth proportional to 1,643,608,545.51, 2,465,378,277.18 and 400,045,947.24 is: 600,060,513.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,608,545.51 : 2,465,378,277.18 = 400,045,947.24 : x
  2. Step 2: Convert to fraction form
    1,643,608,545.51/2,465,378,277.18 = 400,045,947.24/x
  3. Step 3: Cross multiply
    1,643,608,545.51x = 2,465,378,277.18 × 400,045,947.24
  4. Step 4: Simplify right side
    1,643,608,545.51x = 986,264,588,194,317,312
  5. Step 5: Solve for x
    x = 986,264,588,194,317,312/1,643,608,545.51
  6. Step 6: Final answer
    x = 600,060,513.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.